Worksheets · Pre-Algebra

Reading and writing numbers worksheet

Read a whole number one group of three at a time, left to right, and say the group name after each: million, thousand, then nothing. The word and belongs only at the decimal point, and the last decimal place names the fraction: 4.25 is four and twenty-five hundredths.

Select your difficulty

Pick more than one for a sheet that mixes them.

Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep

Sigma Prep · sigmaprep.io/worksheets

Name

Reading and Writing Numbers

Date Period

Write each number as asked.

  1. Write in words: 98,094
  2. Write as a number: five million, ninety thousand, ninety
  3. Write in words: 2,017,800
  4. Write as a number: two hundred seventy-three thousand, five hundred thirty
  5. Write in words: 40,087
  6. Write as a number: sixty-five thousand, ninety-nine
  7. Write in words: 95,736
  8. Write as a number: eighty thousand, one hundred eighty-one
  9. Write in words: 90,309
  10. Write as a number: six hundred ninety-one thousand, ninety-six
  11. Write in words: 90,057
  12. Write as a number: sixteen thousand, sixty
  13. Write in words: 802,970
  14. Write as a number: thirty-nine thousand, six hundred
  15. Write in words: 2,007,206
  16. Write as a number: six million, six hundred six thousand, seven hundred
  17. Write in words: 3,006,900
  18. Write as a number: fifty-seven thousand, three hundred twenty
  19. Write in words: 1,055,092
  20. Write as a number: four hundred ten thousand, one hundred thirty-six

Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep

Sigma Prep · sigmaprep.io/worksheets

Name

Reading and Writing NumbersAnswer keyVersion 1

Date Period

Write each number as asked.

  1. Write in words: 98,094ninety-eight thousand, ninety-four
  2. Write as a number: five million, ninety thousand, ninety5,090,090
  3. Write in words: 2,017,800two million, seventeen thousand, eight hundred
  4. Write as a number: two hundred seventy-three thousand, five hundred thirty273,530
  5. Write in words: 40,087forty thousand, eighty-seven
  6. Write as a number: sixty-five thousand, ninety-nine65,099
  7. Write in words: 95,736ninety-five thousand, seven hundred thirty-six
  8. Write as a number: eighty thousand, one hundred eighty-one80,181
  9. Write in words: 90,309ninety thousand, three hundred nine
  10. Write as a number: six hundred ninety-one thousand, ninety-six691,096
  11. Write in words: 90,057ninety thousand, fifty-seven
  12. Write as a number: sixteen thousand, sixty16,060
  13. Write in words: 802,970eight hundred two thousand, nine hundred seventy
  14. Write as a number: thirty-nine thousand, six hundred39,600
  15. Write in words: 2,007,206two million, seven thousand, two hundred six
  16. Write as a number: six million, six hundred six thousand, seven hundred6,606,700
  17. Write in words: 3,006,900three million, six thousand, nine hundred
  18. Write as a number: fifty-seven thousand, three hundred twenty57,320
  19. Write in words: 1,055,092one million, fifty-five thousand, ninety-two
  20. Write as a number: four hundred ten thousand, one hundred thirty-six410,136

Free math worksheets at sigmaprep.io/worksheets© 2026 Sigma Prep

How to do these

4,005,012

  1. 4 million.
  2. 005 thousand is five thousand.
  3. 012 is twelve.

The answer is four million, five thousand, twelve.

Where students go wrong

Saying and inside a whole number. Three hundred and five is how people talk, but on paper and means a decimal point, so it reads as 300.5.

Also called writing numbers in words, numbers in word form, writing decimals in words or standard form and word form.

What you can put on this worksheet

Numbers to words
Write in words: 1,690 → one thousand, six hundred ninety
Words to numbers
Write as a number: one thousand, six hundred ninety → 1,690

Questions about these worksheets

Yes. Every reading and writing numbers sheet is free to print and free to download as a PDF. There is no account to make, no email to hand over and no limit on how many you take.

Yes. The answer key prints on a second page, and you can choose whether it shows each question beside its answer or just the answers in a list.

Yes. Print straight from the page, or download the PDF and print that. The sheet is laid out for paper rather than squeezed off a screen, so there is room to work under each question, and the answer key comes out on its own page.

Pre-Algebra is usually taken around 7th or 8th grade, though schools vary and plenty of students meet it earlier or later. Pick the difficulty rather than the grade: the easy level suits a first lesson on it, the hard level suits review before a test.

Yes, as many as you like. The questions are built fresh each time rather than picked from a fixed set of files, so pressing Generate gives a new sheet. That is what you want for a second class, a retake, or two students sitting next to each other.

That is the closest comparison, and Kuta Software is good software. It is also paid software you install on a computer. These worksheets run in a browser tab for free, with no account and nothing to install. Like Kuta, the reading and writing numbers questions are generated when you ask for them rather than pulled from a fixed set of files, so two classes never get the same sheet, and the answer key comes with it.

Yes. There are three levels, and you can tick more than one for a sheet that mixes them, in which case the questions come out easiest first. The harder levels are not just larger numbers: they ask for something the easy ones do not.

You pick from 2: numbers to words and words to numbers. Tick as many as you want and set how many of each, or let it spread them evenly.

Saying and inside a whole number. Three hundred and five is how people talk, but on paper and means a decimal point, so it reads as 300.5.